Rodney Alcala was already on death row in California for murdering a 12-year old girl and four women.
Rodney Alcala pleaded guilty to killing Cornelia Crilley and Ellen Hover in the 1970s.
'Dating Game' Killer Rodney Alcala was arraigned in Manhattan Supreme Court on Thursday.
Convicted serial killer Rodney Alcala is headed to New York to face murder charges.
These haunting photos are believed to be taken by Alcala, who is still a suspect in two Manhattan murders in the 1970s.
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